APA (7th ed.) Citation

Wenzlaff, R., & Jonkanski, F. (1984). Biogas. RKL.

Chicago Style (17th ed.) Citation

Wenzlaff, Reinhold, and Frank Jonkanski. Biogas. Kiel: RKL, 1984.

MLA (9th ed.) Citation

Wenzlaff, Reinhold, and Frank Jonkanski. Biogas. RKL, 1984.

Warning: These citations may not always be 100% accurate.